138378480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{576577}}^1$

素因数の和:576593

約数の個数: 40

約数和(自身を含む): 428974032

約数和(自身を除く): 290595552

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 576577, 1153154, 1729731, 2306308, 2882885, 3459462, 4612616, 5765770, 6918924, 8648655, 9225232, 11531540, 13837848, 17297310, 23063080, 27675696, 34594620, 46126160, 69189240, 138378480]

約数ペア:

[(1, 138378480), (2, 69189240), (3, 46126160), (4, 34594620), (5, 27675696), (6, 23063080), (8, 17297310), (10, 13837848), (12, 11531540), (15, 9225232), (16, 8648655), (20, 6918924), (24, 5765770), (30, 4612616), (40, 3459462), (48, 2882885), (60, 2306308), (80, 1729731), (120, 1153154), (240, 576577)]